Patents by Inventor Peter Grayson

Peter Grayson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Attachment device
    Patent number: 5066162
    Abstract: An attachment device (10) for connecting a mop head to a pole comprising a collar (11) and a boss (12) extending upwardly from the collar. A plurality of slots (14) extend vertically through the boss wall, the slots (14) being bridged by bridging nuts (15). This arrangement allows the diameter of the channel (13) defined by the boss (12) to be resiliently increased in order to accomodate poles of differing diameters within the channel (13).
    Type: Grant
    Filed: February 15, 1990
    Date of Patent: November 19, 1991
    Assignee: Harold Watson Limited
    Inventors: Alan Wall, Peter Grayson, Michael Egerton
  • Comb
    Patent number: D452982
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: January 15, 2002
    Assignee: Mars U.K. Limited
    Inventors: Jeremy Offer, Peter Grayson, Grant Charles Taylor
  • Cursor control for a digitizing table
    Patent number: D309449
    Type: Grant
    Filed: July 22, 1988
    Date of Patent: July 24, 1990
    Assignee: Crosfield Electronics Limited
    Inventors: Lindsay W. MacDonald, Robert G. Buxton, Peter Grayson